Wheel and axle demonstration model designed for handson physics learning and classroom use. Compact, durable, and easy to transport, this DIY model helps students explore mechanical principles through direct interaction. Key benefits Clear demonstration of the wheel and axle principle, making abstract mechanics concepts tangible for learners. Encourages problem solving and critical thinking through DIY assembly and experimentation. Durable construction using PP and metal materials for repeated classroom handling and long term use. Compact size 10.5 x 10.5 x 14.5 cm for easy storage, transport, and use in limited classroom spaces. Suitable for primary and secondary school students and compatible with standard physics mechanics experiments and classroom demonstrations. Product attributes Function: Demonstrates rotational motion, torque, and mechanical advantage with a visible wheel and axle arrangement. Compatibility: Designed for educational settings, lab exercises, science classes, and STEM activities for primary and secondary levels. Size: 10.5 x 10.5 x 14.5 cm; portable and easy to store. Material: Constructed from PP and metal for reliable, repeatable demonstrations. Performance: Stable operation and straightforward assembly support repeated experiments and student handling. Use scenarios Classroom demonstration: Teachers use the model to show how wheel and axle systems change force and motion during a live lesson. Student lab activity: Small groups assemble the DIY model, test variables, and record results to reinforce experimental method and data analysis. STEM project or science fair: Students build and modify the model to compare designs, demonstrate principles, and present findings. A practical educational tool that combines durability, portability, and handson engagement to support mechanics lessons and studentled experiments.